Analysis
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max time kernel
93s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-01-2025 03:01
Behavioral task
behavioral1
Sample
3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe
Resource
win7-20240903-en
General
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Target
3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe
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Size
634KB
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MD5
80a64f0b8df55d637e135f0eb4fb6b70
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SHA1
f491fc184d0f15d789e81577e47446478c10ed53
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SHA256
3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8
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SHA512
f2604fc98d1ed6959b4a42ef442cac15919ebb1b26f7516fa0ca782c639d035c7f5c0f599511e87246338a959be4e5104ff98e3df4bb7ab78b50389784e83432
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SSDEEP
12288:ZOv5jKhsfoPA+yeVKUCUxP4C902bdRtJJPiaqooGCQemOT6I0FGk9x:Zq5TfcdHj4fmbGG53OF0Nx
Malware Config
Signatures
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\demonetised.vbs demonetised.exe -
Executes dropped EXE 1 IoCs
pid Process 3928 demonetised.exe -
AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/3144-14-0x0000000000C90000-0x0000000000DFF000-memory.dmp autoit_exe behavioral2/memory/3928-24-0x0000000000870000-0x00000000009DF000-memory.dmp autoit_exe -
resource yara_rule behavioral2/memory/3144-0-0x0000000000C90000-0x0000000000DFF000-memory.dmp upx behavioral2/files/0x000a000000023b72-10.dat upx behavioral2/memory/3928-11-0x0000000000870000-0x00000000009DF000-memory.dmp upx behavioral2/memory/3144-14-0x0000000000C90000-0x0000000000DFF000-memory.dmp upx behavioral2/memory/3928-24-0x0000000000870000-0x00000000009DF000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 728 3928 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language demonetised.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 3928 demonetised.exe 3928 demonetised.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 3928 demonetised.exe 3928 demonetised.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3144 wrote to memory of 3928 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 83 PID 3144 wrote to memory of 3928 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 83 PID 3144 wrote to memory of 3928 3144 3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe 83 PID 3928 wrote to memory of 4236 3928 demonetised.exe 84 PID 3928 wrote to memory of 4236 3928 demonetised.exe 84 PID 3928 wrote to memory of 4236 3928 demonetised.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe"C:\Users\Admin\AppData\Local\Temp\3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Users\Admin\AppData\Local\inhumate\demonetised.exe"C:\Users\Admin\AppData\Local\Temp\3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe"2⤵
- Drops startup file
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3928 -
C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\3fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8.exe"3⤵PID:4236
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 6923⤵
- Program crash
PID:728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3928 -ip 39281⤵PID:4000
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
634KB
MD580a64f0b8df55d637e135f0eb4fb6b70
SHA1f491fc184d0f15d789e81577e47446478c10ed53
SHA2563fc9afa49fa31f495a7792c38b6087609438625ec5073383483d7d1411c7cec8
SHA512f2604fc98d1ed6959b4a42ef442cac15919ebb1b26f7516fa0ca782c639d035c7f5c0f599511e87246338a959be4e5104ff98e3df4bb7ab78b50389784e83432